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Last seen: Jul 23, 2026
Thank you @transparent I see the closing date for the survey is Nov 20th, so I will think about your comments and how best I can draft a submission,...
@bontwoody I couldn't see from the graph, but what temp do you heat the DHW to, and how hot does it get to in 30mins? Is it just not able to heat to...
and we have some of the strongest tidal flows anywhere on the globe.
I cannot understand why heat pumps (and solar/battery) are not mandated for all new build properties in the UK. I know the government are unlikely to ...
This looks OK. Overall you have roughly the right amount of heat going into each floor. What is the design temps for the bedrooms? Is it already low...
I'm not familiar with Hive thermostats/controllers, but as @jamespa says, not all external thermostats work well with heat pumps. Mine has 3 different...
I would second this. It's great if you can balance radiator output exactly to the design heat loss for the room, but I wouldn't get too hung up about ...
And therein lies the dilemma. Investing in net zero is expensive. Not investing in net zero may be more expensive in the long run. Who knows, although...
Is that because it's putting out more heat than the property requires at this time of year? ASHPs can only modulate their output so low (typically to ...
Investors need a return, otherwise they will invest elsewhere. You can get a risk-free return of over 5% on a 20yr government gilt, and riskier inve...
This is how I run my Samsung 12kW ASHP with a 3rd party external room thermostat, so I can manage or control the cycling. I refer to this as "always o...
I wholeheartedly agree with everything @allyfish has written, and our journey was similar. We had microbore piping in our old system. Until we st...
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Degrees of Separation
Latest Posts
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RE: Missing flow temperature in Heat Geek proposal
@jamespa Thanks, will do.
By sttpd1917 , 7 hours ago
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Heat of vaporization of water is 2.25 MJ/kg (0.625 kWh/...
By bobflux , 8 hours ago
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RE: Air to air bus grant installer anywhere
society and politics require things to be made more com...
By Batpred , 1 day ago
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RE: Advice on my Heat Pump Journey: Old Stone Built Detached Cottage
I would also look at an air/air install if you've got t...
By EtchedPixels , 1 day ago
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RE: Existing Solar Panel installation - structural roof calculation check
What will also happen is that they see that there is so...
By EtchedPixels , 1 day ago
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RE: Indevolt Batteries UK Support & Info Thread
@indevolt-tech can you please assist @blizzardgreen.
By Mars , 1 day ago
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RE: New Vaillant aroTherm Plus in black - When will it come to the UK?
It's a great looking piece of kit and the 5kw is very q...
By avenir , 3 days ago
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RE: Vaillant Arotherm Pro vs new Plus
So with the dedicated Hager CU, flipping the big red bu...
By Batpred , 4 days ago
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Well I usually do it by feel, which is a slight problem...
By Transparent , 4 days ago
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@jeff I am well aware of the riskiness of such investme...
By Toodles , 4 days ago
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Fully understood and entirely reasonable! On the home ...
By JamesPa , 5 days ago
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RE: Electricity price predictions
So I am really having difficulty trying to work out wha...
By bontwoody , 5 days ago
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Ok Well almost certainly it could be used instead of ...
By JamesPa , 5 days ago
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RE: Samsung heat pump - data cable issue
Samsung reference it as "RS485 - COMM" in my manual. ...
By Old_Scientist , 5 days ago
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